531346 has 8 divisors (see below), whose sum is σ = 831744. Its totient is φ = 254100.

The previous prime is 531343. The next prime is 531347. The reversal of 531346 is 643135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5730 + ... + 5821.

It is an arithmetic number, because the mean of its divisors is an integer number (103968).

2⁵³¹³⁴⁶ is an apocalyptic number.

531346 is a deficient number, since it is larger than the sum of its proper divisors (300398).

531346 is a wasteful number, since it uses less digits than its factorization.

531346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11576.

The product of its digits is 1080, while the sum is 22.

The square root of 531346 is about 728.9348393375. The cubic root of 531346 is about 80.9951732124.

The spelling of 531346 in words is "five hundred thirty-one thousand, three hundred forty-six".